《土方机械 安全 第12部分:机械挖掘机的要求》GB 25684.12-2010
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ICS
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中华人民共和国国家标准
GB —
Earth-moving machinery —Safety
— Part 12: Requirements for cable excavators
(ISO 20474-12:2008MOD )
()
中华人民共和国国家质量监督检验检疫总局
中国国家标准化管理委员会
GB —
I
......................................................................................................................................................................II
.................................................................................................................................................................... IV
1 ................................................................................................................................................................ 1
2 ............................................................................................................................................ 1
3 .................................................................................................................................................... 1
4 /............................................................................................................................... 2
4.1 ..................................................................................................................................................... 2
4.2 ............................................................................................................................................................. 2
4.3 ............................................................................................................................................. 2
4.4 ......................................................................................................................... 2
4.5 ..................................................................................................................................................... 3
4.6 ............................................................................................................................................. 3
4.7 ..................................................................................................................................................... 3
4.8 ..................................................................................................................................................... 4
4.9 ......................................................................................................................................... 4
4.10 ............................................................................................................... 4
4.11 ....................................................................................................................................................... 4
4.12 ................................................................................................................... 5
5 /................................................................................................................... 5
6 ........................................................................................................................................................ 5
A .......................................................................... 7
B .................................................................................................................................. 10
C ISO 20474-12:2008 ............................................... 14
............................................................................................................................................................ 15
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GB —
II
GB 25684 13
1
2
3
4
5
6
7
8
9
10
11
12
13
GB 25684 12 1
ISO 20474-12:2008 12
ISO 20474-12:2008
ISO 20474-12:2008
C
.,
1
ISO 20474-12:2008
ISO/TS 20474-14:2008 EN 474-12:2006
A B C
SAC/TC 334
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GB —
III
GB/T 15706 C
C C A B
C
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GB —
1
GB 25684 B
GB 25684.1GB 25684
GB 25684.1
GB/T 8498
GB 25684
GB 25684
GB 5226.2 32 GB 5226.22002IEC
60204-32:1998IDT
GB/T 5905 GB/T 59051986idt ISO 4310:1981
GB/T 8419 GB/T 8419—2007ISO 7096:2000IDT
GB/T 8498 GB/T 8498—2008ISO 6165:2006IDT
GB/T 10913 GB/T 109132005ISO 6014:1986MOD
GB/T 14781 GB/T 147811993eqv ISO 5010:1992
GB/T 173002010 ISO 2867:2006IDT
GB/T 19932 GB/T 19932
2005ISO 10262:1998MOD
GB/T 21942 GB/T 219422008ISO
7546:1983MOD
GB/T 22357 GB/T 223572008idt ISO 15219: 2004
GB 25684.12010 1ISO 20474-1: 2008MOD
EN 791:1995 ,
GB 25684.1 GB/T 22357
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GB —
2
cable excavator
GB/T 8498 4.4.3
GB/T 8498
boom hoist system
A
lift system
GB 25684.1 /
GB 25684.1—2010 4.2
/GB/T 173002010 2
G 600 mm
GB 25684.1—2010 4.3 4.3.24.3.4
ROPS
GB 25684.1—2010 4.3.3
GB 25684.1—2010 4.3.4
GB/T 19932
GB 25684.1—2010 4.4.1.4 GB/T 8419 EM6
GB 25684.1—2010 4.5.1 d 4.6.1
GB 25684.1—2010 4.5.1
4.7.2 4.8.1
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GB —
3
GB 25684.1—2010 4.6
GB 25684.1—2010 4.6.2 GB/T 10913 30 km/h
30 km/h GB/T 14781
A
4.9
1
1a
3.55 3.0 3.55 3.0 3.05 3.0
a
20:1
22:1
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GB —
4
1.5
4.9 +10 %
= 0
EN 791:1995 5.5
GB/T 5905
P 1
P=9.81
mX
R
⋅⋅
1
Ptip——N
m——kg
X—— EN 791:1995 5.5 mm
R—— EN 791:1995 5.5 Pm
P2
P=25.1
1P0.1F2
Pr——N
Pp——N
F—— GB/T 5905 G gN
4.9.1 GB/T 5905
GB 25684.1—2010 4.17.1 4.7 4.8
GB 25684.1—2010 4.11 4.11.24.11.5
/ 5
GB —
5
4.11.34.11.5
a) 4.9.1 Ptip 75 %
b)
4.9.1 Ptip 66 %
GB/T 21942
4.9.1 Pr
GB 5226.2
GB 25684.1—2010 5
4.7 4.8 4.9 4.10
4.11
GB 25684.1—2010 6GB 25684.1—2010 6.2
/
/
/
GB —
6
A
A
GB/T 8498
A
A
swing
A
working swing revolution speed
180°
(r/min)
A
decelerating swing angle
A
swing torque
N·m
A
swing service brake
A
swing parking brake
A
swing lock
A
A
A
A.2.2
AβB
βA.1A.2
B
90
ß
=°
A.1
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分类:法规文献
价格:1库币
属性:18 页
大小:307.73KB
格式:PDF
时间:2024-06-14